`pragmaticschina.com`

DNSSEC	⚠️ Not signed
A	210.209.82.102^{🇭🇰 HKBN210.209.64.0/19 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T.}
NS	`ns19.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns20.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mail-g1.xinnetdns.com` ⭐
		A	101.237.133.6^{🇨🇳 CHINA-1101.237.128.0/20 China Telecom Beijing Co. Ltd.}
			PTR	`outhb2.global-mail.cn`
SOA	`ns19.xincache.com`enterprise1dnsadmin@dnspod.com serial=1576602696

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777073536

Subdomains

www.pragmaticschina.com

DNS History

6 records (4 active, 2 former)

○NSns13.xincache.com2015-08-11 → 2016-07-15 · 4 obs

● 2015-08-11 10:22:48
● 2016-07-15 11:54:12
○ 2017-03-17 22:39:42
○ 2026-04-25 00:01:50

○NSns14.xincache.com2015-08-11 → 2016-07-15 · 4 obs

● 2015-08-11 10:22:48
● 2016-07-15 11:54:12
○ 2017-03-17 22:39:42
○ 2026-04-25 00:01:50

●NSns19.xincache.com2017-03-17 → 2026-04-25 · 3 obs

○ 2016-07-15 11:54:12
● 2017-03-17 22:39:42
● 2026-04-25 00:01:50

●NSns20.xincache.com2017-03-17 → 2026-04-25 · 3 obs

○ 2016-07-15 11:54:12
● 2017-03-17 22:39:42
● 2026-04-25 00:01:50

●MXmail-g1.xinnetdns.com2015-08-11 → 2026-04-25 · 2 obs

● 2015-08-11 10:22:48
● 2026-04-25 00:01:50

●A210.209.82.1022015-08-11 → 2026-04-25 · 2 obs

● 2015-08-11 10:22:48
● 2026-04-25 00:01:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
pragmaticschina.com	ns19.xincache.com, ns20.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns19.xincache.com, ns20.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pragmaticschina.com (unsigned zone)

⏱️ Timing

Total: 86ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`210.209.82.102`
NS	2	`ns20.xincache.com, ns19.xincache.com`
MX	1	`mail-g1.xinnetdns.com (pri: 5)`
SOA	1	`ns19.xincache.com enterprise1dnsadmin.dn`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns19.xincache.com, ns19.xincache.com, ns19.xincache.com...)

Analysis

Hierarchy

pragmaticschina.com is the parent of www.pragmaticschina.com.

IP Addresses

pragmaticschina.com resolves to a single IP: 210.209.82.102.

Other host names share IP numbers with pragmaticschina.com; for instance www.pragmaticschina.com.

Name Servers

pragmaticschina.com has two name servers: ns19.xincache.com and ns20.xincache.com.

pragmaticschina.com shares the same name server setup as other domains, for example dgxlong.com, cnxhbz.com, tieban.com, huimoo.com and filmfilm.net.

pragmaticschina.com shares some name servers with other domains, for example mingcheng.cc, riban.com, lybhyy.com, pennant.com.cn and wf-qilu.com.

These name servers are commonly used alongside ns11.xincache.com, ns12.xincache.com, ns13.xincache.com and ns14.xincache.com.

Host names with eight IPs:

ns19.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Host names with seven IPs:

ns20.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

pragmaticschina.com is handled by a single mail server, mail-g1.xinnetdns.com.

pragmaticschina.com shares the mail server setup with other domains, for example xdlong.com, jitian-cn.com, jiaoyun.com, dragondream.com.cn and plus-cn.com.

pragmaticschina.com shares some mail servers with other domains, at least partially; for instance lawjob.net, juanrhnet.com, dixiashi.net, tibetanbible.org and pipelinenet.com.

these mail servers are commonly used alongside bf-mail-g1.xinnetdns.com and mail-g2.xinnetdns.com.

Host name mail-g1.xinnetdns.com points to IP 101.237.133.6.

pragmaticschina.com - robtex.com